Hair dryer



FIG. 1 is a perspective view of a hair dryer showing my new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a partial enlargement of the back view thereof; and,

FIG. 10 is another partial enlargement of the back view thereof.

The broken lines in the drawings illustrate portions of the hair dryer and form no part of the claimed design. 

CLAIM The ornamental design for a hair dryer, as shown and described. 